If a commercial building in Chingford has a booster pump system that keeps failing despite repeated repairs, replacing it with a modern twin DAB E.sybox Mini 3 setup can finally deliver the reliability the original installation never achieved. We recently completed exactly this job for a three-storey office block in Chingford, E4, where the existing pumps had been out of action for around four years. The Job The client, managing a three-floor office block in Chingford, had be